Remove bundler from gemspec

Author: bogdan

accept_values_for.gemspec

@@ -28,6 +28,5 @@ Gem::Specification.new do |spec|
   spec.add_dependency "activemodel", ">= 7.1", "< 8.2"
   spec.add_dependency "rspec", ">= 3.10", "< 4.0"
 
-  spec.add_development_dependency "bundler", "~> 2.2"
   spec.add_development_dependency "rake", "~> 13.0"
 end